Purros specializes in manufacture and sales of Hydro Speed Regulator, Multi-Spindle Drill Heads and Self-Feeding Drill Units.
Hydraulic power head equipment successful use in fujian qingzhou bridge construction, jing ShaChangJiang bridge, Hong Kong tsuen wan nan fung turf revetment pile construction, with a hole drilling speed, the advantage of high quality, highly praised by users.Allhydraulic power head drill, railway and highway bridge, ventilation shaft of coal mine, port terminals, and highrise buildings and other large infrastructure construction drilling the ideal construction equipment, can be in diameter from 1.5 to 1.5 m, the rock uniaxial compressive strength of sigma c or less 200 mpa to choose aper...
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